New energy battery protection device

Abstract

The utility model relates to the technical field of battery protection devices, in particular to a new energy battery protection device which comprises a protection device body, a fixing hole is formed in the top end of the protection device body, a fan is fixedly arranged in the fixing hole, an installation frame is fixedly arranged at the top end of the fan, and a containing groove is formed in the installation frame. A placement groove is formed in the mounting frame, a fixing frame is arranged in the placement groove, a filter screen is fixedly arranged in the fixing frame, a fixing plate is fixedly arranged on one side of the fixing frame, two limiting holes are formed in the fixing plate, and a fixing seat is fixedly arranged on the side face of the mounting frame. And external dust cannot enter a bearing of the fan, the service life of the fan is prolonged, the filter screen can be conveniently and rapidly disassembled and assembled, the filter screen can be conveniently cleaned, the air permeability of the filter screen can be conveniently improved, and therefore the heat dissipation efficiency of the device on the battery is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery protection devices, in particular to a new energy battery protection device. Background Art

[0002] New energy batteries refer to lithium-ion batteries, nickel-metal hydride batteries, fuel cells, lead-acid batteries and other batteries. In order to avoid damage, new energy batteries are usually placed inside protective devices. In order to ensure the heat dissipation of new energy batteries, fans are usually installed in the casing of the protective device, and filters are installed to prevent dust from entering the inside of the protective device.

[0003] The patent specification with the announcement number CN220368073U discloses a new energy battery protection device, including: a protection shell; an installation assembly, including a plurality of installation units, the plurality of installation units are sequentially arranged in the protection shell along a first direction, and the intervals between any adjacent installation units define a receiving space for installing new energy batteries. Through the receiving space, one side of the placed new energy battery block is clamped and limited, further improving the stability of the placement of the new energy battery block and improving the protection of the new energy battery.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned new energy battery protection device has the following problems: the dustproof net of the device is arranged at the bottom end of the fan. When the fan blows air, it is easy to cause the dust on the dustproof net to be lifted up, causing dust to enter the fan bearing, reducing the service life of the fan, and the dustproof net is not convenient to disassemble. When a lot of dust accumulates on the surface of the dustproof net, it is easy to cause the mesh holes of the dustproof net to be blocked, so that the air permeability of the dustproof net is reduced, and the air flow rate inside the protection device is reduced, thereby reducing the heat dissipation effect of the device on the battery. In view of this, a new energy battery protection device is provided to overcome the above-mentioned defects. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a new energy battery protection device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a new energy battery protection device, including a protection device main body, a fixing hole is opened at the top of the protection device main body, a fan is fixedly arranged inside the fixing hole, a mounting frame is fixedly arranged at the top of the fan, a placement groove is opened inside the mounting frame, a fixing frame is arranged inside the placement groove, a filter is fixedly arranged inside the fixing frame, a fixing plate is fixedly arranged on one side of the fixing frame, two limiting holes are opened inside the fixing plate, a fixing seat is fixedly arranged on the side of the mounting frame, two connecting rods are fixedly arranged at the bottom end of the fixing seat, a pressure plate is arranged on the sides of the two connecting rods, and two limiting shafts are fixedly arranged at the bottom end of the pressure plate, the interiors of the two limiting holes are respectively fitted with the sides of the two limiting shafts, the sides of the two connecting rods are provided with a first return spring, the top ends of the two first return springs are fixedly connected to the bottom end of the fixing seat, and the bottom ends of the two first return springs are fixedly connected to the top of the pressure plate.

[0007] As a further description of the above technical solution: two connecting holes are opened inside the pressing plate, and the insides of the two connecting holes are respectively fitted with the side surfaces of the two connecting rods. A handle is fixedly provided on one side of the pressing plate, and the handle is convenient for driving the pressing plate to move.

[0008] As a further description of the above technical solution: an entry and exit groove is opened on the side of the installation frame, and the interior of the entry and exit groove fits with the side of the fixed plate, so that the installation frame is convenient for limiting the filter screen.

[0009] As a further description of the above technical solution: two positioning grooves are provided at the top of the installation frame, and positioning blocks are provided inside the two positioning grooves, and the positioning blocks are convenient for limiting the position of the motor and the brush.

[0010] As a further description of the above technical solution: a positioning rod is fixedly provided on one side of the two positioning blocks, and a motor is fixedly provided between the two positioning rods, so that the motor can drive the brush to rotate.

[0011] As a further description of the above technical solution: a rotating disk is fixedly provided at the bottom end of the motor drive shaft, and a plurality of brushes are fixedly provided on the side of the rotating disk. The bottom ends of the plurality of brushes are in contact with the top end of the filter screen, so that the brushes can easily brush off the dust adhering to the surface of the filter screen.

[0012] As a further description of the above technical solution: two fixed boxes are fixedly provided on the top of the installation frame, and movable grooves are opened inside the two fixed boxes, and positioning shafts are opened inside the two movable grooves, and positioning holes are opened on the sides of the two positioning blocks, and the interiors of the two positioning holes are respectively fitted with the sides of the two positioning shafts, and a second return spring is fixedly provided on one side of the two positioning shafts, and one side of the two second return springs is respectively fixedly connected to one side of the inside of the two movable grooves, and the fixed box facilitates limiting the positioning shaft.

[0013] As a further description of the above technical solution: a movable groove is opened at the top of the two fixed boxes, and a movable plate is provided inside the two movable grooves. The bottom ends of the two movable plates are respectively fixedly connected to the sides of the two positioning shafts, and the movable plates facilitate the movement of the positioning shafts.

[0014] The utility model has the following beneficial effects:

[0015] The utility model designs a new energy battery protection device. Through design coordination, the handle is moved upward to drive the limit shaft to move upward. At this time, the fixed plate loses its limit, and the fixed plate is moved to make the filter move out of the installation frame. When the filter is cleaned, the fixed plate is moved to put the filter into the installation frame. At this time, the pressure plate is released, and the pressure plate is squeezed and moved downward by the first return spring, thereby driving the limit shaft to move downward, so that the limit shaft is inserted into the fixed plate, so that the fixed plate is limited, and the fixed frame and the filter are limited. By placing the filter above the fan, the device prevents external dust from entering the bearing of the fan, thereby improving the service life of the fan, and the device is convenient for quick disassembly and assembly of the filter, convenient for cleaning the filter, and convenient for improving the air permeability of the filter, thereby improving the heat dissipation efficiency of the device to the battery;

[0016] The utility model discloses a new energy battery protection device. The two movable plates are moved through design coordination, so that the two positioning shafts are moved into the fixed box, the two positioning blocks are placed in the positioning grooves, the movable plates are loosened, and the positioning shaft enters the interior of the positioning block, so that the positioning block is limited, so that the positioning rod, the motor and the brush are limited, the motor drives the brush to rotate, and the dust on the surface of the filter is brushed off by the brush, so that the mesh of the filter remains unobstructed. When the surface of the filter is full of dust, the two movable plates are moved, so that the positioning shaft enters the fixed box, so that the positioning block loses its limit. At this time, the positioning block, the positioning rod, the motor and the brush can be taken out, so that the brush and the motor will not affect the disassembly and assembly speed of the filter, so that the device is convenient for automatically cleaning the filter without affecting the disassembly and assembly efficiency of the filter, so that the mesh of the filter always remains unobstructed, thereby reducing the frequency of disassembly and assembly of the filter, saving manpower and improving the air permeability efficiency of the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the installation structure of the filter screen of the utility model;

[0019] Figure 3 This is a schematic diagram of the exploded structure of the installation frame of the utility model;

[0020] Figure 4 This is a schematic diagram of the installation structure of the limit shaft of the utility model;

[0021] Figure 5 This is a schematic diagram of the installation structure of the brush of the utility model;

[0022] Figure 6 It is a schematic diagram of the internal structure of the fixing box of the utility model.

[0023] Legend:

[0024] 1. Protective device body; 2. Fan; 3. Mounting frame; 4. Filter; 5. Fixed plate; 6. Fixed seat; 7. Connecting rod; 8. Pressing plate; 9. Limiting shaft; 10. First reset spring; 11. Handle; 12. Positioning block; 13. Positioning rod; 14. Motor; 15. Rotating disk; 16. Brush; 17. Fixed box; 18. Positioning shaft; 19. Second reset spring; 20. Movable plate; 21. Fixed frame. DETAILED DESCRIPTION

[0025] Reference Figure 1-Figure 6 The utility model provides a new energy battery protection device: including a protection device body 1, a fixing hole is opened at the top of the protection device body 1, a fan 2 is fixedly arranged inside the fixing hole, a mounting frame 3 is fixedly arranged at the top of the fan 2, a placement groove is opened inside the mounting frame 3, a fixing frame 21 is arranged inside the placement groove, the fixing frame 21 is convenient for fixing the filter 4 and storing the dust blocked by the filter 4, a filter 4 is fixed inside the fixing frame 21, the filter 4 is convenient for blocking dust in the air, a fixing plate 5 is fixed on one side of the fixing frame 21, the fixing plate 5 is convenient for moving the filter 4, and the fixing plate 5 is opened inside There are two limiting holes, and a fixing seat 6 is fixed on the side of the mounting frame 3. The fixing seat 6 is convenient for limiting the connecting rod 7. Two connecting rods 7 are fixed at the bottom end of the fixing seat 6. The connecting rod 7 is convenient for improving the stability of the pressure plate 8 when it moves. A pressure plate 8 is provided on the sides of the two connecting rods 7, and two limiting shafts 9 are fixed at the bottom end of the pressure plate 8. The interiors of the two limiting holes are respectively fitted with the sides of the two limiting shafts 9. The sides of the two connecting rods 7 are provided with first return springs 10, and the top ends of the two first return springs 10 are fixedly connected to the bottom end of the fixing seat 6, and the bottom ends of the two first return springs 10 are fixedly connected to the top of the pressure plate 8.

[0026] As a further implementation scheme of the above technical scheme: two connecting holes are opened inside the pressing plate 8, and the insides of the two connecting holes are respectively fitted with the side surfaces of the two connecting rods 7, and a handle 11 is fixedly provided on one side of the pressing plate 8, and the handle 11 is convenient for driving the pressing plate 8 to move.

[0027] As a further implementation scheme of the above technical scheme: an inlet and outlet groove is opened on the side of the installation frame 3, and the inside of the inlet and outlet groove fits with the side of the fixing plate 5, so that the installation frame 3 is convenient for limiting the filter screen 4.

[0028] During the specific implementation: the air flow rate inside the protective device body 1 is accelerated by the fan 2, thereby accelerating the heat dissipation speed of the battery, and the filter 4 is used to prevent dust from entering the protective device body 1. When a lot of dust accumulates on the surface of the filter 4, the handle 11 is moved upward, thereby driving the pressure plate 8 to move upward, thereby driving the limit shaft 9 to move upward. At this time, the fixed plate 5 loses its limit, and the fixed plate 5 is moved, thereby driving the fixed frame 21 and the filter 4 to move, so that the filter 4 is moved out of the installation frame 3. When the filter 4 is cleaned, the fixed plate 5 is moved so that the fixed frame 21 and the filter 4 are placed in the installation frame 3. , at this time, the pressure plate 8 is released, and the pressure plate 8 is squeezed downward by the first return spring 10, thereby driving the limiting shaft 9 to move downward, so that the limiting shaft 9 is inserted into the fixing plate 5, so that the fixing plate 5 is limited, so that the fixing frame 21 and the filter screen 4 are limited. By placing the filter screen 4 above the fan 2, the device prevents external dust from entering the bearing of the fan 2, thereby improving the service life of the fan 2, and the device is convenient for quick disassembly and assembly of the filter screen 4, convenient for cleaning the filter screen 4, and convenient for improving the air permeability of the filter screen 4, thereby improving the heat dissipation efficiency of the device to the battery.

[0029] As a further implementation scheme of the above technical scheme: two positioning grooves are provided at the top of the installation frame 3 , and positioning blocks 12 are provided inside the two positioning grooves. The positioning blocks 12 are convenient for limiting the motor 14 and the brush 16 .

[0030] As a further implementation of the above technical solution: a positioning rod 13 is fixedly provided on one side of the two positioning blocks 12, and a motor 14 is fixedly provided between the two positioning rods 13, so that the motor 14 can drive the brush 16 to rotate.

[0031] As a further implementation scheme of the above technical scheme: a rotating disk 15 is fixedly provided at the bottom end of the transmission shaft of the motor 14, and a plurality of brushes 16 are fixedly provided on the side of the rotating disk 15. The bottom ends of the plurality of brushes 16 are all in contact with the top end of the filter screen 4, and the brushes 16 are convenient for brushing off the dust adhered to the surface of the filter screen 4.

[0032] As a further implementation scheme of the above technical scheme: two fixed boxes 17 are fixedly provided on the top of the mounting frame 3, movable grooves are provided inside the two fixed boxes 17, positioning shafts 18 are provided inside the two movable grooves, positioning holes are provided on the sides of the two positioning blocks 12, the interiors of the two positioning holes are respectively fitted with the sides of the two positioning shafts 18, a second return spring 19 is fixedly provided on one side of the two positioning shafts 18, one side of the two second return springs 19 is respectively fixedly connected to one side of the inside of the two movable grooves, and the fixed box 17 facilitates limiting the positioning shaft 18.

[0033] As a further implementation scheme of the above technical scheme: movable grooves are opened at the tops of the two fixed boxes 17, and movable plates 20 are arranged inside the two movable grooves. The bottom ends of the two movable plates 20 are fixedly connected to the sides of the two positioning shafts 18 respectively, and the movable plates 20 facilitate the movement of the positioning shafts 18.

[0034] During specific implementation: when the filter 4 is fixed in the installation frame 3, the two movable plates 20 are moved so that the two positioning shafts 18 are moved into the fixing box 17. At this time, the two positioning blocks 12 are placed in the positioning grooves. When the positioning blocks 12 are completely in the positioning grooves, the movable plates 20 are released. The positioning shaft 18 extends out of the fixing box 17 under the pressure of the second return spring 19 and enters the interior of the positioning block 12, so that the positioning block 12 is limited, so that the positioning rod 13, the motor 14 and the brush 16 are limited. At this time, the motor 14 is started, and the transmission shaft of the motor 14 drives the rotating disk 15 and the brush 16 to rotate, and the dust on the surface of the filter 4 is brushed off by the brush 16, so that the filter 4 The mesh holes remain unobstructed, so that the filter 4 always has a high air permeability. When a lot of dust accumulates on the surface of the filter 4, the two movable plates 20 are moved so that the positioning shaft 18 enters the fixed box 17, so that the positioning block 12 loses its limit. At this time, the positioning block 12, the positioning rod 13, the motor 14 and the brush 16 can be taken out, so that the brush 16 and the motor 14 will not affect the disassembly and assembly speed of the filter 4, so that the device is convenient for automatically cleaning the filter 4 without affecting the disassembly and assembly efficiency of the filter 4, so that the mesh holes of the filter 4 are always kept unobstructed, thereby reducing the frequency of disassembly and assembly of the filter 4, saving manpower, and improving the air permeability efficiency of the filter 4.

[0035] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A new energy battery protection device, comprising a protection device body (1), characterized in that: A fixing hole is provided at the top of the protective device body (1), a fan (2) is fixedly provided inside the fixing hole, a mounting frame (3) is fixedly provided at the top of the fan (2), a placement groove is provided inside the mounting frame (3), a fixing frame (21) is provided inside the placement groove, a filter screen (4) is fixedly provided inside the fixing frame (21), a fixing plate (5) is fixedly provided on one side of the fixing frame (21), two limiting holes are provided inside the fixing plate (5), a fixing seat (6) is fixedly provided on the side of the mounting frame (3), and the Two connecting rods (7) are fixedly provided at the bottom end of the fixed seat (6), and a pressure plate (8) is provided on the side of the two connecting rods (7). Two limiting shafts (9) are fixedly provided at the bottom end of the pressure plate (8). The insides of the two limiting holes are respectively fitted with the side of the two limiting shafts (9). The side of the two connecting rods (7) are provided with a first return spring (10), and the top ends of the two first return springs (10) are fixedly connected to the bottom end of the fixed seat (6), and the bottom ends of the two first return springs (10) are fixedly connected to the top of the pressure plate (8).

2. A new energy battery protection device according to claim 1, characterized in that: Two connection holes are provided inside the pressing plate (8), and the insides of the two connection holes are respectively fitted with the side surfaces of the two connection rods (7). A handle (11) is fixedly provided on one side of the pressing plate (8).

3. A new energy battery protection device according to claim 1, characterized in that: An entry and exit groove is provided on the side of the installation frame (3), and the interior of the entry and exit groove fits with the side of the fixing plate (5).

4. A new energy battery protection device according to claim 1, characterized in that: Two positioning grooves are provided at the top of the installation frame (3), and positioning blocks (12) are provided inside the two positioning grooves.

5. A new energy battery protection device according to claim 4, characterized in that: A positioning rod (13) is fixedly provided on one side of each of the two positioning blocks (12), and a motor (14) is fixedly provided between the two positioning rods (13).

6. A new energy battery protection device according to claim 5, characterized in that: A rotating disk (15) is fixedly provided at the bottom end of the transmission shaft of the motor (14), and a plurality of brushes (16) are fixedly provided on the side of the rotating disk (15), wherein the bottom ends of the plurality of brushes (16) are in contact with the top end of the filter screen (4).

7. A new energy battery protection device according to claim 6, characterized in that: Two fixing boxes (17) are fixedly provided at the top of the installation frame (3), and movable grooves are provided inside the two fixing boxes (17), and positioning shafts (18) are provided inside the two movable grooves. Positioning holes are provided on the sides of the two positioning blocks (12), and the insides of the two positioning holes are respectively fitted with the sides of the two positioning shafts (18), and a second return spring (19) is fixedly provided on one side of the two positioning shafts (18), and one side of the two second return springs (19) is respectively fixedly connected to one side of the inside of the two movable grooves.

8. A new energy battery protection device according to claim 7, characterized in that: The top ends of the two fixed boxes (17) are each provided with a movable groove, the interiors of the two movable grooves are each provided with a movable plate (20), and the bottom ends of the two movable plates (20) are respectively fixedly connected to the side surfaces of the two positioning shafts (18).

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